Class: SpotlightSearch::ExportJob

Inherits:
ApplicationJob
  • Object
show all
Defined in:
app/jobs/spotlight_search/export_job.rb

Instance Method Summary collapse

Instance Method Details

#create_excel(records, klass) ⇒ Object

Creating excel with the passed records Keys as headers and values as row



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# File 'app/jobs/spotlight_search/export_job.rb', line 31

def create_excel(records, klass)
  records = records.as_json
  headers = records.first.keys
  size_arr = []
  headers.size.times { size_arr << 22 }
  xl = Axlsx::Package.new
  xl.workbook.add_worksheet do |sheet|
    sheet.add_row headers, b: true
    records.each do |record|
      sheet.add_row record.values
    end
    sheet.column_widths *size_arr
  end
  file_location = "#{Rails.root}/public/export_#{klass}_#{Time.now.to_s}"
  xl.serialize(file_location)
  file_location
end

#get_records(klass, filters, columns) ⇒ Object 



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# File 'app/jobs/spotlight_search/export_job.rb', line 11

def get_records(klass, filters, columns)
  records = klass
  if filters['filters'].present?
    filters['filters'].each do |scope, scope_args|
      if scope_args.is_a?(Array)
        records = records.send(scope, *scope_args)
      else
        records = records.send(scope, scope_args)
      end
    end
  end
  if filters['sort'].present?
    records = records.order("#{filters['sort']['sort_column']} #{filters['sort']['sort_direction']}")
  end
  columns = columns.map(&:to_sym)
  records.select(*columns)
end

#perform(email, klass, columns = nil, filters = nil) ⇒ Object 



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# File 'app/jobs/spotlight_search/export_job.rb', line 3

def perform(email, klass, columns = nil, filters = nil)
  records = get_records(klass, filters, columns)
  file_path = create_excel(records, klass.name)
  subject = "#{klass.name} export at #{Time.now}"
  ExportMailer.send_excel_file(email, file_path, subject).deliver_now
  File.delete(file_path)
end